Searching for Ar 15 Barrel Extension? You'll find the best selection and prices everyday at Brownells.com. Here, you'll find 24 Ar 15 Barrel Extension and Ar 15 Barrel Extension & Accessories, the best available, at prices from $1.46 to $148.99. As the number one online retailer of gun parts and gunsmith tools we are able to provide excellent customer service, great prices, and top quality merchandise, every day. We love the products we sell, and we know you will, too. We provide a 100% satisfaction guarantee with all of our products, so if you're not satisfied with your Ar 15 Barrel Extension for any reason, let us know right away. Shop our inventory of Ar 15 Barrel Extension and place your order on the web or over the phone. We're here to provide you with all the gun parts and gunsmith tools and information you need, so - if you don't find what you're looking for online - give us a call!